Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.

La conscience, c'est la présence de Dieu en l'homme.

"Kids are the toughest audience, but also the most rewarding."

Stop being afraid of what could go wrong and start being excited about what could go right.

释义：怠慢他所尊敬的人会招致凶祸，表面上关系密切而内心疏远的人会陷入孤立，亲近进谗言的人而疏远忠诚正直的人会导致灭亡。这是对人际关系中不良行为后果的警示。